#header{
    width: 1280px;
    height: 150px;
    text-transform: lowercase;
}
#logo{
    width:360px;
    height: 150px;
    float: left;
    background-color: silver;
}
#menu{
    width: 900px;
    height: 150px;
    float: right;
    background-color: aliceblue;
}
#menu ul{
    margin: 0;
    padding: 60px 20px 0 0;
    list-style-type: none;
}
#menu li{
    display: inline;
}
#menu a{
    float: left;
    width: 120px;
    height: 56px;
    margin: 0 0 0 2px;
    padding: 9px 0 0 0;
    background-color: #cccccc;
    text-decoration: none;
}
#menu a:hover{
    background-color: #555555;
}
#left-page{
    float: left;
    width: 300px;
}
#left-page ul{
    margin: 0;
    padding: 0;
    list-style: none;
    line-height: normal;
}
#center-page{
    float: left;
    width: 630px;
    padding: 0 0 0 25px;
}
#right-page{
    float: right;
    width: 350px;
}
#footer{
    width: 1280px;
    height: 50px;
}
